Merge branch 'js/win32-mmap' into HEAD
authorJunio C Hamano <gitster@pobox.com>
Wed, 18 May 2016 21:40:06 +0000 (14:40 -0700)
committerJunio C Hamano <gitster@pobox.com>
Wed, 18 May 2016 21:40:06 +0000 (14:40 -0700)
mmap emulation on Windows has been optimized and work better without
consuming paging store when not needed.

* js/win32-mmap:
  mmap(win32): avoid expensive fstat() call
  mmap(win32): avoid copy-on-write when it is unnecessary
  win32mmap: set errno appropriately


Trivial merge